Answer:
12
Step-by-step explanation:
(-15)/(-18) = 10/x cross multiply expressions
-15x = -180 since both sides are negative we can write without the sign
15x = 180 divide both sides by 15
x = 12
108 sodas, you subtract the 30 from the 138 and thus 108.
Standard form.

Where m is the slope and n is the point where x=0. Then, you have,

To obtain n use the point they give you,

So n=-7 and then
It decreases by 1.28.
hope this helps!
Answer:
The constant 2.2 in L(D) represent the brightness in lumens per square inch.
Step-by-step explanation: